Back End Developer

Senior Backend Developer - Node.js Remote | Europe

A fast-growing global consumer technology company is looking for a Senior Node.js Backend Developer to join its international engineering team. The organisation builds innovative real-time digital products used daily by millions of users worldwide. Their platform focuses on creativity, self-expression, and enhancing online communication experiences through advanced audio technology.

The Role As a Senior Backend Developer, you will take ownership of server-side architecture, backend services, and data infrastructure while working closely with DevOps and product teams to scale systems globally. You’ll play a key role in designing performant, secure, and scalable backend solutions supporting real-time user interactions. Their tech stack includes: Node.js (Express) MongoDB Redis Google Cloud Platform (GCP) Kubernetes Docker GitLab / CI/CD

Responsibilities: Build and maintain scalable backend services and APIs Collaborate with product and engineering teams to design new features Optimise services for performance, scalability, and reliability Implement security and data protection best practices Design and manage data storage solutions Develop reusable backend components and libraries Contribute to testing strategies including unit and E2E testing

Requirements: 5+ years’ experience as a Backend Developer Strong experience building and consuming REST APIs Experience with SQL and/or NoSQL databases Proven ability to write clean, maintainable, and efficient code Solid understanding of TDD, SOLID principles, and software design practices Experience with Docker, Kubernetes, Git, and CI/CD workflows Experience monitoring and optimising system performance At least B2 level English language skills

In return, they can offer: Annual salary of €60-70k Flexible working hours Remote working options Remote working allowance Learning & language development support